KNOCK OUT Synonyms: 282 Similar and Opposite Words

knockout 1 of 3

adjective

Definition of knockout

as in beautiful

very pleasing to look at a knockout sports car that's the talk of the neighborhood

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

knockout

2 of 3

noun

ˈnäk-ˌau̇t

as in daze

a temporary state of unconsciousness The trainer splashed cold water on the boxer to bring him out of his knockout.

Synonyms & Similar Words

as in queen

an attractive woman The cosmetics company wants a model who's a real knockout.

Synonyms & Similar Words

Antonyms & Near Antonyms

as in beauty

something very good of its kind The band's new album is a knockout.

Synonyms & Similar Words

Antonyms & Near Antonyms

as in doll

a physically attractive person Only a few of the show's cast members are real knockouts.

Synonyms & Similar Words

Antonyms & Near Antonyms

knock out

3 of 3

verb

as in to wear

to use up all the physical energy of the entire staff knocked itself out getting the project finished on time

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of knockout

Adjective

Even if Germany beats Colombia, a knockout path of Japan then either of those would be much better than facing Spain at any point. — Tribune News Service, Orlando Sentinel, 23 July 2024 The knockout blow to the fighter, as Findeisen gleefully pointed out, was the name of the fake NFT project, SourzNFT Candies are Moundbound. — Leo Schwartz, Fortune Crypto, 3 Feb. 2023

Noun

Atletico and Lille, which visits Arsenal on Tuesday, both have long winless runs in England — at least, before the knockout stage. — ABC News, 12 Oct. 2026 Micron delivered a knockout quarter, a positive sign for broader AI chip demand. — Daren Fonda, CNBC, 7 Oct. 2026

Verb

The Florida Gators staggered into Texas on Saturday looking like a punch-drunk prizefighter who had spent the previous two weeks getting his teeth knocked out, his nose rearranged and his dignity dragged through the mud. — Mike Bianchi, The Orlando Sentinel, 17 Oct. 2026 On New Year’s Eve 1999, while the world waited to see whether the Y2K bug would knock out computer systems at midnight, Tim Walsh was looking at an apartment near Times Square. — Nick Lichtenberg, Fortune, 15 Oct. 2026 See All Example Sentences for knockout

Recent Examples of Synonyms for knockout

Adjective

Beyond cooking, Relota Luczo takes a shot of Furtuna Skin’s LXR06 Organic Extra Virgin Olive Oil on an empty stomach each morning to maintain her beautiful skin.

— Jennifer Weil, Footwear News, 25 Oct. 2026
Give the cake a final shake of fresh nutmeg for a beautiful presentation.

— Mary Shannon Wells, Southern Living, 25 Oct. 2026

Definition of beautiful

Noun

The supermodel is the queen of Halloween, offering up intricate, memorable costumes year after year.

— Lynsey Eidell, Glamour, 26 Oct. 2026
The main suite featured a king bed and a queen sofa bed that could accommodate up to four in total, plus a small seating area and a private bathroom with a toilet, sink, and pull-chain shower.

— Condé Nast, Condé Nast Traveler, 25 Oct. 2026

Definition of queen

Noun

Objects on display range from the very small—a Palladian-style, mahogany doll’s house from the seventeen-twenties—to the very large.

— Rebecca Mead, New Yorker, 26 Oct. 2026
Pull some treats from the open coffin at Scotto Funeral Home, on the corner of Court Street and 2nd Place, then head to President near Hoyt to gawk at bloodstained windows and mutilated dolls.

— Fiorella Valdesolo, Curbed, 21 Oct. 2026

Definition of doll

Adjective

Montserrat Collection Residence Set within a 1930s French-style building, this lovely home features contemporary Argentine art and mid-century design.

— Nicole Kliest, Vogue, 26 Oct. 2026
But Mi-ok is game to be interviewed, and her words spring to life in wistfully lovely flashbacks.

— Justin Chang, New Yorker, 23 Oct. 2026

Definition of lovely

Noun

But the factor that seems to unite everyone is a sense of repetition—no matter the style, writers will play the same songs over and over again to reach a kind of creative trance.

— Literary Hub, Literary Hub, 23 Oct. 2026
The anniversary lineup brings together international club names, returning Pitch favorites and a large contingent of Australian artists across house, techno, breakbeat, jungle, trance and other corners of electronic music.

— Jessica Lynch, Billboard, 20 Oct. 2026

Definition of trance

Browse Nearby Words

knock one's socks off

knockout

knock out

See all Nearby Words

Cite this Entry

Style

“Knockout.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knockout. Accessed 28 Oct. 2026.

Copy Citation

Synonyms of knockout

adjective

noun

verb

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster on knockout

More from Merriam-Webster

Word of the Day

grotesque

Popular in Grammar & Usage

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE

Popular

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Games & Quizzes